diff --git a/malariagen_data/ag3.py b/malariagen_data/ag3.py
index ae425a79f..5a22e045e 100644
--- a/malariagen_data/ag3.py
+++ b/malariagen_data/ag3.py
@@ -1,14 +1,10 @@
 import sys
 
-import dask
 import pandas as pd  # type: ignore
 import plotly.express as px  # type: ignore
 import malariagen_data
 from .anopheles import AnophelesDataResource
 
-# silence dask performance warnings
-dask.config.set(**{"array.slicing.split_native_chunks": False})  # type: ignore
-
 MAJOR_VERSION_NUMBER = 3
 MAJOR_VERSION_PATH = "v3"
 CONFIG_PATH = "v3-config.json"